Aseptic technique refers to A) the microbial inoculum placed into a test tube or onto a Petri plate. B) a series of practices to avoid contamination. C) the autoclave and other sterilizing procedures. D) cleanliness in the laboratory.
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Aseptic technique refers to
A) the microbial inoculum placed into a test tube or onto a Petri plate.
B) a series of practices to avoid contamination.
C) the autoclave and other sterilizing procedures.
D) cleanliness in the laboratory.
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- 5) Aseptic technique refers to A) the microbial inoculum placed into a test tube or onto a Petri plate. B) a series of practices to avoid contamination. C) the autoclave and other sterilizing procedures. D) cleanliness in the laboratory.Transparent double-sided dishes used for growing microbes are most commonly called A) Petri dishes. B) baker dishes. C) sterilization plates. D) culture medium plates.In sterilization, which among the supplies, instruments, glassware, etc. under the list of materials can be sterilized using either or both equipment below? List them down under the category: a) For “autoclaving” only, B) For Dry heat oven sterilization ,And C) Can be sterilized with either. Materials: 200-ml Erlenmeyer flask Stove 500-ml Erlenmeyer flask Autoclave 10-mL graduated cylinder Analytical balance 100-ml graduated cylinder pH meter Spatula Stirring rod 100-mL beaker Test tubes Distilled water Petri dish Stirring rod Alcohol lamp Glass dropper
- The Petri Dish method is used in microbiology to raise bacteria in: a) rapid growth b) pure culture c) septic environment d) all of the above 2. What is the difference between antiseptic and sanitization?3. In order to prevent any kind of contamination the medium must be _________ before placing it in the Petri dish. a) lyophilized b) pasteurized c) autoclaved d) distilleListen Which of the following methods of microbial control is used most often with surgical equipment? a) autoclave b) sugar and salting c) dessication d) lyophilization1. The Petri Dish method is used in microbiology to raise bacteria in: a) rapid growth b) pure culture c) septic environment d) all of the above 2. What is the difference between antiseptic and sanitization? 3. In order to prevent any kind of contamination the medium must be _________ before placing it in the Petri dish. a) lyophilized b) pasteurized c) autoclaved d) distilled
- 2) A pure culture A) is sterile. B) is a population of identical cells. C) is made of a clearly defined chemical medium. D) contains one microbial cell.Define the following terms; Sterilization, and Aseptic Technique. What are the differences between the two concepts?-For each item listed below, select a sterilant that you feel is the most suitable and effective for that item. Discuss why you selected each sterilant.? A) plastic Petri dishes to be used for nutrient media B) glass tubes of bacterial cultures to be discarded C) sterile milk D) dozens of reusable glass pipets E) bone tissue for grafting F) room air G) hospital mattresses H) biopsy tissue for histology analysis I) plastic respiratory therapy equipment and arthroscopes J) vaccines
- Which of the following is a limitation of the autoclave? a) Long length of time required for sterilization. b) Inability to use with heat sensitive materials. c) Inability to use with common lab equipment like glassware. d) Does not sterilize, only sanitizes. e) All of the above are limitation of the autoclave.Why is it important for a microbiology laboratory technician to use aseptic technique?22. A pure culture refers to a culture that contains multiple types of organisms. a) Trueb) False